Dr. John Leso , PhD
Psychologist - Clinical • Mc Lean, VA
Professional Overview & Biography Verified Profile Summary
Dr. John Leso, PhD is a registered healthcare professional specializing in Psychologist - Clinical in Mc Lean, VA. Practice services are available at 6723 WHITTIER AVE under active NPI credentials.
Practice Location & Contact Primary Location
6723 Whittier Ave
Mc Lean, VA 221014522
Specialty Benchmarks & Practice Insights
Comparative analytics for Psychologist - Clinical in Mc Lean, VA
Practicing in Mc Lean, VA (2429 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2022-06-06NUCC Taxonomy Code: 103TC0700X
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
NUCC Taxonomy Code: 103T00000X
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
Additional State Medicaid & Healthcare Payer Identifiers
Secondary Practice Locations
1755 S St Nw Ste 6b
Washington, DC 200096107
Phone: 2022347738
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Psychologist - Clinical
Doctor of Philosophy (Ph.D.)
Psychologist - Clinical
Doctor of Psychology (Psy.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 120 HOMEWOOD RD, LINTHICUM, MD 210902604 (Tel: 2024122970)
NPI status registered as active in NPPES database
Registered at 6723 WHITTIER AVE, MC LEAN, VA 221014522 (Tel: 7034756478)
Registered at 7911 WESTPARK DR APT 2311, MC LEAN, VA 221024307
Recorded as JOHN LESO, PH.D.
Psychologist (License #013429-1 in NY)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
120 Homewood Rd
Linthicum, MD 210902604
Phone: 2024122970
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